: The MHE NMDS Data Entry Tool for the 2019-2020 period is often distributed as a zip folder. Pub 100-04 Medicare Claims Processing - CMS Manual System
: The Centers for Medicare & Medicaid Services (CMS) releases updated Medicare ZIP Code files quarterly, including releases for 2020 (e.g., April or July 2020).
: Most AAMI standards are distributed as PDF documents.